Stomach histology

Chronic gastritis (+) n = 413

Chronic gastritis (−) n = 97

p

OR (CI 95%)

Mucosal atrophy

61 (95.31%)

3 (4.69%)

0.001

3.83 (1.66 - 17.69)

Intestinal metaplasia

45 (93.75%)

3 (6.25%)

0.01

1.01 (1.16 - 12.60)